AnalyzerSentence analysis6SpansSentence彼は親孝行な息子だ。1000 character limitAnalyzeSentence彼かれは親おや孝こう行こうな息子むすこだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar親おや孝こう行こうfilial piety; being good to one's parentsnoun, suru verb, na-adjectiveなadnominal form of the copula after a na-adjectivegrammar息子むすこson; penisnounだ。plain copulagrammar